Item 5.02. Departure of Directors or Certain Officers; Election of Directors;
Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On January 23, 2013, with the recommendation of management, our Board of Directors approved certain reallocations of responsibilities among our executive officers. In connection with those changes, Mr. Dwight Moore was named Senior Vice President, Chief Marketing and Sales Officer to permit him to focus exclusively on market development, client service and revenue generation. Mr. Moore had previously served as our Senior Vice President, Chief Operating Officer.

In other changes, Mr. Derek Coppinger was appointed Senior Vice President, Chief Operations Officer, with responsibility for our testing laboratories and other operating units. Mr. Douglas Briskie was appointed Senior Vice President, Chief Strategy Officer, with responsibility for our strategic planning.

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